acocilEtymologyBorrowed from Spanish acocil, from a Nahuan language (cf. Classical Nahuatl ācōcīlin).acocil means A kind of crayfish (Cambarellus montezumae). Lexicurio rates it Rare gem — a strength score of 83 out of 100.nounA kind of crayfish (Cambarellus montezumae).